Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 651

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-651 A Issaquah WA STTNWAHOBMD  8391 GLOBAL CROSSING LOCAL SERVICES, INC. - WA 674      
425-651 0 Issaquah WA ISQHWAEXDS0  9638 QWEST CORPORATION 674   2015-04-28   
425-651 1 Issaquah WA ISQHWAEXDS0  9638 QWEST CORPORATION 674   2015-04-28   
425-651 2 Issaquah WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-651 3 Issaquah WA STTNWAHOBMD  8391 GLOBAL CROSSING LOCAL SERVICES, INC. - WA 674      
425-651 4 Issaquah WA STTNWAHOBMD  8391 GLOBAL CROSSING LOCAL SERVICES, INC. - WA 674      
425-651 5 Issaquah WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-08-19   
425-651 6 Issaquah WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-10-06   
425-651 7 Issaquah WA TKWLWALL4MD  508J CENTURYLINK COMMUNICATIONS, LLC 674   2015-06-26   
425-651 8 Issaquah WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2016-04-26   
425-651 9 Issaquah WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-04-03   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.